/*=========================================================================
*
*  Copyright Insight Software Consortium
*
*  Licensed under the Apache License, Version 2.0 (the "License");
*  you may not use this file except in compliance with the License.
*  You may obtain a copy of the License at
*
*         http://www.apache.org/licenses/LICENSE-2.0.txt
*
*  Unless required by applicable law or agreed to in writing, software
*  distributed under the License is distributed on an "AS IS" BASIS,
*  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*  See the License for the specific language governing permissions and
*  limitations under the License.
*
*=========================================================================*/
#ifndef itkShowDistanceMap_h
#define itkShowDistanceMap_h

#include "itkSmartPointer.h"
#include "itkImageSliceConstIteratorWithIndex.h"
#include <iostream>
#include <iomanip>

template <typename TImage>
void ShowDistanceMap(itk::SmartPointer<TImage> distanceMap)
{
  itk::ImageSliceConstIteratorWithIndex<TImage> it2D2(
      distanceMap, distanceMap->GetRequestedRegion() );
  it2D2.GoToBegin();
  it2D2.SetFirstDirection ( 0 );
  it2D2.SetSecondDirection( 1 );

  while( !it2D2.IsAtEnd() )
    {
    while( !it2D2.IsAtEndOfSlice() )
      {
      while( !it2D2.IsAtEndOfLine() )
        {
        std::cout << std::setw(7) << std::setprecision(5) << it2D2.Get() << "\t";
        ++it2D2;
        }
      std::cout << std::endl;
      it2D2.NextLine();
      }
    it2D2.NextSlice();
    }
}

#endif //itkShowDistanceMap_h
